<nav>
    <div class="nav">
        <div class="logo">
            NotePlay
        </div>
        <div class="ul">
            <!--san-->
            <div class="item " data-url="/show/show.html">
                <div class="link" data-url="/show/show.html">主页
                </div>
            </div>
            <div class="item "  data-url="/forum/forum.html">
                <div class="link" data-url="/forum/forum.html">论坛
                </div>
            </div>
            <div class="item"  data-url="/note/note.html">
                <div class="link" data-url="/note/note.html">我的笔记
                </div>
            </div>
        </div>
        <div class="search">
            <form>
                <label for="search" class="iconfont icon-sousuo"></label>
                <input id="search" type="search" placeholder="查找笔记..."/>
            </form>
        </div>
    </div>
</nav>
